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Start Over You searched for: Subjects Biology Remove constraint Subjects: Biology Dates by Range 1750-1799 Remove constraint Dates by Range: 1750-1799

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1. An inaugural dissertation, containing an enquiry into the existence of the living principle and causes of animal life: submitted to the examination of the Rev. John Ewing, S.T.P. provost ; the medical professors and trustees of the University of Pennsylvania, for the degree of Doctor of Medicine